clinton announced this morning u.s. sanctions on north korea. it is an effort to stop the north's nuclear ambitions. >>> hov cheaters, here's your warning, police will be out in force cracking down on violaters across the region. a similar sting last may ended up with 1,000 tickets handed out by police. >>> and another heads up on the roads today. new red light and speed cameras you should know about. kristin fisher has more. >> reporter: good morning. well, you know, these red light cameras have been up and running over a month now but until today violaters only received a written warning. as of midnight or 12 a.m. this morning if you are caught running these red light cameras you are going to get slapped with a $50 fine. here's the intersections you need to watch for. northbound north glebe road at fairfax drive. northbound north lynn street and east lee highway. southbound fort meyer drive at westbound lee highway and where i am at right now, northbound washington boulevard at lee highway. so consider this your warning. not only do you know where the intersections are well in advance b